when a girl is getting fucked doggystyle and sucking a guys dick at the same time. it is like finger cuffs in the way you get stuck in both ends.
andy was driving the bus and a dirty whore began to suck his man hood. then d lew relized it was perfect time to give her the chinese finger cuffs so he lifted up her skirt and fucked the bitch right in the ass.(sean burk was was doing the Sneaky Sunderland)
when people are having sex and you sneak into the room and beat off discreatly.
Andy herd a moaning from the room next to his and he knew it was time to make a move for the sneaky sunderland. he snuck in through the vent with a bottle of ky warming in his pocket and masterbated untill he shot a load in a dirty sock he found on the ground.